vent size
when i built my uds last year i built it with 1/2 holes in bottom been using a v burner in it tired of buying propane will 3 1/2 holes be enough air flow to burn charcoal i already had 1/2 inch nipples and thats largest bit i had
Last edited by stevenw106; 05-11-2012 at 05:55 PM..
Reason: not enough info
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